Standard test silica Ordering information


NANOCOLOR® Silica
Photometric determination of silica
	Photometric determination as silico-molybdenum blue. in acidic solution dissolved silica and silicates react with ammonium molybdate to form yellow silicomolybdic acid. This is reduced to a blue compound by addition of a reducing agent. Reaction basis analog to DIN EN ISO 16264-H57
Data and ordering information
REF	918 48
Type	standard test 1-48
Range	10 mm cuvettte: 0.1 - 10.0 mg/L SiO2 0.1 - 5.0 mg/L Si 50 mm cuvette: 0.02 - 3.00 mg/L SiO2 0.01 - 1.40 mg/L Si
Sufficient for	250 determinations
Shelf life	at least 3 years
Sea water suitability	yes

Please note our special reagent Silica-free water